linux-kernel - Re: [PATCH v2] mtd: spi-nor: Add support for BoHong bh25q128as

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Date: Mon, 26 Feb 2024 09:51:39 +0100
From: "Michael Walle" <mwalle@...nel.org>
To: "Christian Marangi" <ansuelsmth@...il.com>, "Tudor Ambarus"
 <tudor.ambarus@...aro.org>
Cc: "Pratyush Yadav" <pratyush@...nel.org>, "Miquel Raynal"
 <miquel.raynal@...tlin.com>, "Richard Weinberger" <richard@....at>,
 "Vignesh Raghavendra" <vigneshr@...com>, <linux-kernel@...r.kernel.org>,
 <linux-mtd@...ts.infradead.org>, "David Bauer" <mail@...id-bauer.net>
Subject: Re: [PATCH v2] mtd: spi-nor: Add support for BoHong bh25q128as

Hi,

On Sat Feb 24, 2024 at 12:18 PM CET, Christian Marangi wrote:
> The user just tested this and It seems there is a problem in JEDEC id?
>
> [    0.726451] spi spi0.0: setup: ignoring unsupported mode bits a00

What SPI controller is used in this case?

> [    0.732850] spi-nor spi0.0: unrecognized JEDEC id bytes: 68 40 18 68 40 18
> [    0.739725] spi-nor: probe of spi0.0 failed with error -2

And what kernel version is this? This should only happen if the SFDP
header is wrong, but according to your dump, it is correct.

-michael